PreparED Study Materials
Notes
Videos
Highway Lane Dividers: Musical Notes & Speed Calculation Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the physics behind the musical notes produced when car tires interact with highway lane dividers. This video explains the "stick-slip friction" phenomenon and its relation to tire vibrations. Learn how analyzing sound frequencies can offer insights into vehicle speeds
Projectile Motion: Calculating Horizontal and Vertical Distances
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the world of projectile motion as we calculate the horizontal and vertical distances a launched projectile covers. Explore the impact of angle and speed on the trajectory, all explained in this engaging video.
Car Spring Oscillations: Frequency When Driving Over Bumps Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the math behind car spring oscillations when driving over bumps. Understand how a car's weight and driver affect the spring constant and resulting frequency. Grasp the interplay of forces and how they dictate harmonic motion.
Comparing Single-Pane and Double-Pane Heat Loss Ratios
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the world of thermal insulation and heat loss in this video. We compare single-pane and double-pane windows, calculating the heat loss ratio. Delve into the fascinating science of heat transfer and insulation factors. Join us to uncover the secrets behind energy-efficient windows.
Pendulum Clock in the Rockies: Speed Change and Adjustment
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the effects of altitude change on a pendulum clock's speed when moved from the Mississippi Delta to the Rocky Mountains. Learn why it runs faster or slower and how to make adjustments. Discover the assumptions involved in this fascinating timekeeping scenario.
Particle Count, Charge, and Mass of Electron-Proton System
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
oin us as we delve into the intriguing world of subatomic particles! In this video, we'll decipher the composition of a system containing 1525 electrons and protons with a net charge of -5.456 x 10^-17 C. Discover the precise number of electrons and calculate the total mass of this dynamic system. Unlock the secrets of particle physics with us!






